Wristwatch



FIG. 1 is a front elevation of a wristwatch showing my new design;

FIG. 2 is a rear elevation thereof;

FIG. 3 is an elevation from one end thereof;

FIG. 4 is an elevation from the other end thereof;

FIG. 5 is a right side elevation thereof;

FIG. 6 is a left side elevation thereof; and

FIG. 7 is a front perspective view thereof.

The digital display is illustrated in FIG. 1 in a non-energized condition and is illustrated in an energized condition in FIG. 7 for exemplary purpose. 

The ornamental design for a wristwatch, substantially as shown and described. 